Home / 877,458,413.66-1,316,335,593.81-295,054,214.54

Finding the Fourth Proportional to 877,458,413.66, 1,316,335,593.81 and 295,054,214.54

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Solution

The fourth proportional to 877,458,413.66, 1,316,335,593.81 and 295,054,214.54 is: 442,631,079.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,458,413.66 : 1,316,335,593.81 = 295,054,214.54 : x
  2. Step 2: Convert to fraction form
    877,458,413.66/1,316,335,593.81 = 295,054,214.54/x
  3. Step 3: Cross multiply
    877,458,413.66x = 1,316,335,593.81 × 295,054,214.54
  4. Step 4: Simplify right side
    877,458,413.66x = 388,390,364,702,654,016
  5. Step 5: Solve for x
    x = 388,390,364,702,654,016/877,458,413.66
  6. Step 6: Final answer
    x = 442,631,079.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.